<template>
  <div class="q-pa-md">
    <t-table
      :rows="rows"
      :columns="columns"
      title="QDataTable with QPopupEdit"
      :rows-per-page-options="[]"
      row-key="name"
    >
      <template v-slot:body="props">
        <t-tr :props="props">
          <t-td key="desc" :props="props">
            {{ props.row.name }}
          </t-td>
          <t-td key="calories" :props="props">
            {{ props.row.calories }}
            <t-popup-edit
              v-model.number="props.row.calories"
              buttons
              label-set="Save"
              label-cancel="Close"
              :validate="caloriesRangeValidation"
              @hide="caloriesRangeValidation"
              v-slot="scope"
            >
              <t-input
                type="number"
                v-model.number="scope.value"
                hint="Enter a number between 4 and 7"
                :error="errorCalories"
                :error-message="errorMessageCalories"
                dense
                autofocus
                @keyup.enter="scope.set"
              />
            </t-popup-edit>
          </t-td>
          <t-td key="fat" :props="props">
            <div class="text-pre-wrap">{{ props.row.fat }}</div>
          </t-td>
          <t-td key="carbs" :props="props">
            {{ props.row.carbs }}
          </t-td>
          <t-td key="protein" :props="props">
            {{ props.row.protein }}
          </t-td>
        </t-tr>
      </template>
    </t-table>
  </div>
</template>

<script>
  import { ref } from 'vue';

  const columns = [
    { name: 'desc', align: 'left', label: 'Dessert', field: 'name' },
    {
      name: 'calories',
      align: 'center',
      label: 'Calories (editable)',
      field: 'calories',
    },
    { name: 'fat', label: 'Fat', field: 'fat' },
    { name: 'carbs', label: 'Carbs', field: 'carbs' },
    { name: 'protein', label: 'Protein', field: 'protein' },
  ];

  const rows = [
    {
      name: 'Frozen Yogurt',
      calories: 159,
      fat: 6.0,
      carbs: 24,
      protein: 4.0,
    },
    {
      name: 'Ice cream sandwich',
      calories: 237,
      fat: 9.0,
      carbs: 37,
      protein: 4.3,
    },
    {
      name: 'Eclair',
      calories: 262,
      fat: 16.0,
      carbs: 23,
      protein: 6.0,
    },
    {
      name: 'Cupcake',
      calories: 305,
      fat: 3.7,
      carbs: 67,
      protein: 4.3,
    },
    {
      name: 'Gingerbread',
      calories: 356,
      fat: 16.0,
      carbs: 49,
      protein: 3.9,
    },
    {
      name: 'Jelly bean',
      calories: 375,
      fat: 0.0,
      carbs: 94,
      protein: 0.0,
    },
    {
      name: 'Lollipop',
      calories: 392,
      fat: 0.2,
      carbs: 98,
      protein: 0,
    },
    {
      name: 'Honeycomb',
      calories: 408,
      fat: 3.2,
      carbs: 87,
      protein: 6.5,
    },
    {
      name: 'Donut',
      calories: 452,
      fat: 25.0,
      carbs: 51,
      protein: 4.9,
    },
    {
      name: 'KitKat',
      calories: 518,
      fat: 26.0,
      carbs: 65,
      protein: 7,
    },
  ];

  export default {
    setup() {
      const errorCalories = ref(false);
      const errorMessageCalories = ref('');

      return {
        rows: ref(rows),
        columns,

        errorCalories,
        errorMessageCalories,

        caloriesRangeValidation(val) {
          if (val < 4 || val > 7) {
            errorCalories.value = true;
            errorMessageCalories.value = 'The value must be between 4 and 7!';
            return false;
          }
          errorCalories.value = false;
          errorMessageCalories.value = '';
          return true;
        },
      };
    },
  };
</script>
